flutter_gmail_sso 0.1.6+4

A Flutter package to integrate Gmail Single Sign-On (SSO) for Web, Android, iOS, and Desktop platforms

example/main.dart

import 'package:flutter/material.dart';
import 'package:flutter_gmail_sso/gmail_sso.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: GmailSignInPage(),
    );
  }
}

class GmailSignInPage extends StatefulWidget {
  @override
  _GmailSignInPageState createState() => _GmailSignInPageState();
}

class _GmailSignInPageState extends State<GmailSignInPage> {
  String? _jwt;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: Text('Gmail SSO Demo')),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            ElevatedButton(
              onPressed: handleSignIn,
              child: Text('Sign in with Google'),
            ),
            if (_jwt != null)
              Text('JWT: $_jwt'), // Display JWT if available
          ],
        ),
      ),
    );
  }

  final GmailSSO _gmailSSO = GmailSSO();
  String? jwtToken;

  Future<void> handleSignIn() async {
    final token = await _gmailSSO.signInAndGetJWT(context);
    if (token != null) {
      setState(() {
        jwtToken = token;
      });
    } else {
      setState(() {
        jwtToken = "Sign-in failed or canceled.";
      });
    }
  }
}